It can carry out the calibration of optical instruments, precision measuring instruments and equipment, universal standards, gauges and measuring tools, linear instruments, angles, surface roughness, plane straightness and other items.
Height gauge, digital height gauge, indicator table, lever micrometer, lever caliper, dial indicator caliper, belt dial caliper, general caliper, tooth thickness caliper, height caliper, brick caliper, outer diameter (inner diameter) micrometer , Common normal micrometer, threaded micrometer, depth micrometer, micrometer with table, combined angle ruler, universal angle ruler, flat plate, flat ruler , spirit level, spirit level, feeler gauge, wedge feeler gauge, square box, runout checker, square ruler, steel ruler, steel tape measure, impact notch projector, microscope, scraper fineness gauge, thread gauge, smooth gauge, ultrasonic Thickness gauge, test mold, test sieve, extensometer, grating micrometer, surface roughness comparison sample block, cable meter counter and other equipment.